Charlie Chan in London—he has the
foam from the mouth of Hellcat checked

Charlie Chan at the Opera—he used
chemicals to draw out fingerprints*

Charlie Chan at the Race Track—he
finds a heart stimulant in the foam from “Gallant Lad’s” mouth

Charlie Chan in Reno—he makes Easter
Eggs for 1st grandchild

Charlie Chan’s Secret—he used
chemicals to find out what made Allan Colby’s face shine under black light*

*Charlie seems to have a chemical “kit”
like a doctor’s bag in only some of his cases!" [Courtesy of Beckey
Truesdale].

CHALRIE CHAN AND POLICE LABS:

Charlie Chan in London—he has the
foam from the mouth of Hellcat checked

Charlie Chan in Reno—he makes Easter
Eggs for 1st grandchild

Black Magic/Meeting at Midnight

Scarlet Clue

Dark Alibi

Red Dragon

JIMMY CHAN KNOWS HIS CHEMICALS:

Charlie Chan in Reno

Murder Over New York

CHANS COME ACROSS CHEMICALS:

Charlie Chan in Panama

Charlie Chan in Reno

Jade Mask, The

Murder over New York

CHEMICALS—FILM DEVELOPMENT

Charlie Chan in Honolulu

Charlie Chan’s Murder Cruise

CHEMICALS MENTIONED

Mapuchari”—Charlie Chan in
Egypt—“The effects depend largely on the individual.In general,
the victim loses all sense of time and reality.(He) suffers from false convictions,
hallucinations.(If) the doses are sufficiently powerful, death ensues.”

“a natural herb”— Charlie Chan in Rio—“an
natural herb” used with the caffeine in coffee to place a person in a “semi-comatose” state

“Oxyzone”—The Chinese Cat

“Penalite”—Shanghai Cobra—Penalite
is supposed to be an explosive==

POISONS AND CIGARETTES

Charlie Chan in Egypt—“mapuchari”
put in Joan Arnold’s cigarettes

Charlie Chan in Rio—“an natural herb” used
with the caffeine in coffee to place a person in a “semi-comatose” state